八年级初二上册英语人教版新起点名师教学教案复合不定代词的用法.docx

复合不定代词擘习目标擘习并掌握复合不定代词的构成及用法擘习重难点复合不定代词的用法教擘过程Step 1 定义:由some, any, no, every分别加上-one, -body, -thing构成的不定代词 叫做合成不定代词或复合不定代词。Step 2常见的复合不定代词somebody 某人someone 某人something某物，某事anybody 任何人anyone 任何人anything任何事物nobody没有人no one 没有人 nothing没有东西everybody 每人everyone 每人everything每一件事情；一切Step 3复合不定代词的用法(1)相当于名词，可作主语、宾语和表语，不做定语；作主语时谓语要用单数形式。 例:世上无难事,只怕有心人。Nothing is difficult if you put your heart into it. (作主语)例：今天我没有什么可讲的。I have nothing to say today. (作宾语)That is nothing. (作表语)(2) somebody/ someone/ something 一般用于肯定句,anybody/ anyone/ anything 一 般用于否认句、疑问句或条件状语从句。(3)形容词、不定式、定语从句修饰复合不定代词时，必须放在这些代词之后。Step 4 practiceis watching TV. Let's turn it off.A . SomebodyB. AnybodyC. NobodyDo you have to do this evening?A. important somethingB. anything importantC. something important